53 lines
973 B
C++
53 lines
973 B
C++
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#include "zlib.hpp"
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#include "debug.hpp"
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const char *
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util::zlib::version (void) {
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return zlibVersion ();
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}
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size_t
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util::zlib::uncompress (uint8_t *dst, size_t dst_len,
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const uint8_t *src, size_t src_len) {
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size_t actual_len = dst_len;
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int err = ::uncompress (dst, &actual_len, src, src_len);
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error::try_code (err);
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return actual_len;
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}
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void
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util::zlib::error::try_code (int code) {
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if (Z_OK == code)
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return;
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throw_code(code);
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}
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util::zlib::error::error (const std::string &_what):
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runtime_error (_what)
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{ ; }
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void
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util::zlib::error::throw_code (int code) {
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CHECK_NEQ (code, Z_OK);
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switch (code) {
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#define do_code(c) case c: throw code_error<c> ();
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do_code(Z_STREAM_ERROR);
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do_code(Z_DATA_ERROR);
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do_code(Z_MEM_ERROR);
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do_code(Z_BUF_ERROR);
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do_code(Z_VERSION_ERROR);
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default:
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panic ("Unknown code");
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}
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}
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